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Finding the Fourth Proportional to 59,221.19, 81,698.98 and 35,333.97

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Solution

The fourth proportional to 59,221.19, 81,698.98 and 35,333.97 is: 48,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,221.19 : 81,698.98 = 35,333.97 : x
  2. Step 2: Convert to fraction form
    59,221.19/81,698.98 = 35,333.97/x
  3. Step 3: Cross multiply
    59,221.19x = 81,698.98 × 35,333.97
  4. Step 4: Simplify right side
    59,221.19x = 2,886,749,308.35
  5. Step 5: Solve for x
    x = 2,886,749,308.35/59,221.19
  6. Step 6: Final answer
    x = 48,745.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.